package com.demo.utils;

import lombok.Data;

import java.util.HashMap;
import java.util.Map;
/**
 * 通用返回结果，服务端响应的数据最终都会封装成此对象
 *
 * @param <T>
 */
@Data
public class Result<T> {
    private Integer code;       //编码：1成功，0和其它数字为失败
    private String msg;         //错误信息
    private T data;             //数据
    private Map map = new HashMap();   //动态数据

    public static <T> Result<T> success() {
        Result<T> r = new Result<T>();
        r.code = 200;
        return r;
    }


    public static <T> Result<T> success(T object) {
        Result<T> r = new Result<T>();
        r.data = object;
        r.code = 200;
        return r;
    }

    public static <T> Result<T> error(String msg) {
        Result r = new Result();
        r.msg = msg;
        r.code = 0;
        return r;
    }


    public static <T> Result<T> error(Integer code, String msg) {
        Result r = new Result();
        r.msg = msg;
        r.code = code;
        return r;
    }

    public Result<T> add(String key, Object value) {
        this.map.put(key, value);
        return this;
    }
}